update docstrings
update docstrings
kivy/kivy,kivy/kivy,rnixx/kivy,rnixx/kivy,inclement/kivy,akshayaurora/kivy,akshayaurora/kivy,inclement/kivy,akshayaurora/kivy,matham/kivy,matham/kivy,matham/kivy,matham/kivy,rnixx/kivy,kivy/kivy,inclement/kivy